Kelly should try to be as complete as possible. She may want to focus on <em>how </em>or <em>why</em> the topic could be relevant for the class, and also how her classmates feel about it. To do so, she can ask <em>what</em> topic she should speak about and give a couple of options. Also, if she knew more about the perspective expected, it could be helpful.
Peripheral Bus is not associated with the SATA function on a computer as they are not universal to each other. If you can go more into context, that would be great.